A tornado warning, replete with threatening funnel clouds, made IndyCar drivers' weekend at Iowa Speedway extra memorable.

The Quad Cities branch of the NWS determined that at least an EF2 tornado touched down in southwest Davenport on Friday ...

Several tornadoes touched down across eastern Iowa apart of Friday's severe storm system.A strong EF2 tornado was confirmed ...

CEDAR RAPIDS, Iowa (KCRG) - Nine tornadoes touched down across eastern Iowa during Friday’s severe storms. On Friday, the ...

After an afternoon filled with tornado sirens, lightning strikes, torrential rain and visible cloud rotation near Iowa ...

After severe weather and heavy rain on Thursday, more storms are headed for Iowa on Friday afternoon prompting a tornado ...

Severe storms and a Tornado Warning halted the IndyCar practice at Iowa Speedway Friday, sending drivers and fans scrambling ...

NWS confirmed two tornadoes in addition to the Davenport EF2 from the July 11 storms that devastated much of Iowa Quad Cities with flash flooding.

The National Weather Service also recorded two EF1 tornadoes that occurred Friday in Linn County. Tornadoes are measured ...

National Weather Service data shows at least two tornadoes formed in Iowa Friday. The pair of twisters touched down on ...

Instead of the sounds of speeding cars cruising the turns of Iowa Speedway, racers and their teams on Friday afternoon were met with the echoes of blaring storm sirens and ominous dark clouds swirling ...